It is listed as a degree value for Venus in astronomical seeing reports.
The value is also used in various scientific measurement tables: 24.486387.24
While the core number is widely cited in Swiss government data, the ".24" at the end likely refers to: It is listed as a degree value for
UNICEF Data has included this figure in long-term mortality rate estimates and country-level statistical modeling. ❓ The ".24" Suffix 24.486387.24